(: Name: fn-matches-40                                                        :)
(: Description: Test for bug fix of 5348 in Errata for F&O.                   :)
(: Expect FORX0002 err  because \1 reference is made before the closing       :)
(: right parenthesis of 1st reference                                         :)
fn:matches('aa', '(a\1)')
